“Bo, stop trying to make fetch happen” is a reference to Mean Girls (2004),a comedy about the popular girls who dominate high school,starring Lindsay Lohan. During the winter talent show, cranky clique leader Regina George (Rachel McAdams) shuts down fellow alpha female Gretchen Wieners (Lacey Chabert), who had been trying to make ‘fetch’ (meaning cool or chic) her catchphrase: “Stop trying to make ‘fetch’ happen. It isn’t going to happen!” Here’s how the scene plays out in the film:

The White House’s Mean Girls tweet boasts more than 10,000 retweets and 5,300 favorites since it was posted shortly after 11:00 a.m. Eastern Time. Some of the best responses from Twitter users — including more Mean Girls references (Politico has curated more on Storify):

Public service announcement for followers of @whitehouse confused about Bo tweet: 'Fetch' is, like, slang ... from England.

But thankfully, Bo Obama isn’t actually sitting in the Oval Office waiting for a playmate. He has been airlifted to Martha’s Vineyard, where the First Family is vacationing for the week at a private home.